Our Services
DOT-Compliant Testing
All of our drug tests meet strict 49 CFR Part 40 DOT requirements. Whether you're an owner-operator or a large fleet, we ensure every test is conducted using certified collectors, proper chain of custody, and lab-based confirmations.
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Pre-Employment Alcohol Test
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Random Alcohol Test
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Post-Accident Alcohol Test
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Other Alcohol Tests
Nationwide Coverage
With over 10,000+ testing locations across the U.S., we make it easy to stay compliant no matter where your drivers are based. Walk-in, appointment, or on-site—our network is built for convenience and speed.
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Any State at Any Time
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Flexible Scheduling
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Instant Appointments
Pre-Employment & Random Programs
We manage your entire random drug testing pool, ensuring you meet FMCSA regulations while staying audit-ready. From pre-employment to post-accident, our team handles the full process with precision.
Consortium Enrollment
Need to join a DOT Drug & Alcohol Consortium? We’ve got you covered. Master-Med enrolls you into a compliant consortium and manages all testing requirements so you can focus on driving.
Providing DOT Consortium Services for Businesses Across the Country for Nearly 15 Years
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Hours of Operation
Monday: 9 AM–5 PM
Tuesday: 9 AM–5 PM
Wednesday: 9 AM–5 PM
Thursday: 9 AM–5 PM
Friday: 9 AM–5 PM
Saturday: 8 AM–3 PM
Sunday: Closed